/*样式初始化*/
html,
body,
div,
span,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
abbr,
address,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
samp,
small,
strong,
sub,
sup,
var,
b,
i,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section,
summary,
time,
mark,
audio,
video,
a,
input,
textarea,
hr,
dir {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    /*将标准的盒子模型转换成IE6的盒子模型*/
}

ul {
    list-style: none;
}

/* 链接 */
/* 去掉下换线
去掉IE 10+ 点击时的灰色背景 */
a {
    text-decoration: none;
    background-color: transparent;
}

input,
textarea {
    outline: none;
}

img {
    border: none;
    /* IE7以下的img标签会有边框  */
}

/*修改input中提示文字的颜色*/
input::-webkit-input-placeholder {
    color: #ccc;
}

input::-moz-placeholder {
    /* Mozilla Firefox 19+ */
    color: #ccc;
}

input:-ms-input-placeholder {
    /* Internet Explorer 10-11 */
    color: #ccc;
}

input:-moz-placeholder {
    /* Mozilla Firefox 4 to 18 */
    color: #ccc;
}

/*清除浮动的伪类*/
.myclear::after {
    content: "";
    display: block;
    clear: both;
    overflow: hidden;
    height: 0;
}

.myclear {
    zoom: 1;
    display: flex;
}

em {
    font-style: normal;
}